MGMT 339 Exam II Notes: Worksheet correctly
answered to pass
1. Genetech finds that the results of their
> X_Bar chart
testing indi- cate a shift in the average of
> variable
the parts per million of a certain
contaminant. They were most likely be
using a type control chart for .
2. Dayspring Manufacturing in Torrance, CA > Cpk = 270 - 240 /
3(9) = 1.11
makes af- termarket competition gears for pre-
[x_bar - LTL / 3*sigma]
1974 Volkswa- gen Beetles. They want to
have a mean ring gear
diameter of 270 mm +20mm, -30mm with a standard > Cpk = 290 -
(9) = 0.74
deviation of 9mm. What is the Cpk for the proportion of
Upper Limit and what is the Cpk for the defective (bad
Lower Limit, and is the process capable? vs. good)
items and are
3. Y&G Foods in Reno NV found that they had able to chart
all of their data within range when testing those results.
over a large (in excess 7) standard They most
deviations. They assumed their process was likely use a
in control. They most likely are operat- ing type control
under a error. chart for
.
4. Yokelight Manufacturing in Toledo, OH
found that plotting time ordered charts of 6. Top Line
cylinder diameter within a specific range Engineering
helped them to measure vari- ability. This in Grand
type of chart is known as a type Rapids, MI
control chart for . makes
precision
5. Horeb Foundries in El Monte, CA produces butterfly
cast iron covers for water meters and drain valves for
covers. They are able to measure the
1/
4
answered to pass
1. Genetech finds that the results of their
> X_Bar chart
testing indi- cate a shift in the average of
> variable
the parts per million of a certain
contaminant. They were most likely be
using a type control chart for .
2. Dayspring Manufacturing in Torrance, CA > Cpk = 270 - 240 /
3(9) = 1.11
makes af- termarket competition gears for pre-
[x_bar - LTL / 3*sigma]
1974 Volkswa- gen Beetles. They want to
have a mean ring gear
diameter of 270 mm +20mm, -30mm with a standard > Cpk = 290 -
(9) = 0.74
deviation of 9mm. What is the Cpk for the proportion of
Upper Limit and what is the Cpk for the defective (bad
Lower Limit, and is the process capable? vs. good)
items and are
3. Y&G Foods in Reno NV found that they had able to chart
all of their data within range when testing those results.
over a large (in excess 7) standard They most
deviations. They assumed their process was likely use a
in control. They most likely are operat- ing type control
under a error. chart for
.
4. Yokelight Manufacturing in Toledo, OH
found that plotting time ordered charts of 6. Top Line
cylinder diameter within a specific range Engineering
helped them to measure vari- ability. This in Grand
type of chart is known as a type Rapids, MI
control chart for . makes
precision
5. Horeb Foundries in El Monte, CA produces butterfly
cast iron covers for water meters and drain valves for
covers. They are able to measure the
1/
4
